It can be said that not only was Enzo Ferrari responsible for Ferrari cars, he was responsible for the fact that the Cobra, Ford GT and Lamborghini were made just to spite him. One might also include Lotus in that list because beating the old man was high on Colin Chapman's list.

If concept cars count, the 1990 Pontiac Sunfire Concept's button-mashing-steering-wheel-pod-of-self-loathing should be considered.